As of my last update in September 2021, the term "rectiformer" does not refer to a standard or widely-known electrical device or technology. It is possible that new technologies or concepts have emerged after my last update, but I can provide some general information on voltage regulation challenges and how certain devices handle them.
Voltage regulation is a critical aspect of electrical power systems to ensure that the voltage supplied to devices and equipment remains within specified limits. Commonly used devices for voltage regulation include transformers, voltage regulators, and various power electronics-based devices.
Transformers: Traditional power transformers can be designed with tap changers to adjust the turns ratio and, consequently, the output voltage to compensate for fluctuations in the input voltage. This allows transformers to provide a regulated output voltage within certain limits.
Voltage Regulators: Automatic Voltage Regulators (AVRs) are devices used to regulate voltage in power systems. They sense the output voltage and adjust the excitation of the generator or transformer to maintain a relatively stable voltage level.
Power Electronics-Based Devices: Modern power electronics devices, such as voltage regulators and static synchronous compensators (STATCOMs), can also handle voltage regulation challenges. These devices use semiconductor-based components to control the flow of electrical power and adjust the output voltage accordingly.
If "rectiformer" refers to a specific technology or device developed after my last update, I may not have information about its exact workings or how it handles voltage regulation challenges. To get the most accurate and up-to-date information, I recommend conducting a specific search for the term "rectiformer" to find the latest developments and technical details associated with this technology.